AU635635B2 - Process for obtaining catechin complexes - Google Patents

Process for obtaining catechin complexes

Info

Publication number
AU635635B2
AU635635B2 AU75959/91A AU7595991A AU635635B2 AU 635635 B2 AU635635 B2 AU 635635B2 AU 75959/91 A AU75959/91 A AU 75959/91A AU 7595991 A AU7595991 A AU 7595991A AU 635635 B2 AU635635 B2 AU 635635B2
Authority
AU
Australia
Prior art keywords
liqueur
acetone
catechin complexes
complexes
obtaining
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU75959/91A
Other versions
AU7595991A (en
Inventor
Tito Livio Lunder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe des Produits Nestle SA
Original Assignee
Societe des Produits Nestle SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe des Produits Nestle SA filed Critical Societe des Produits Nestle SA
Publication of AU7595991A publication Critical patent/AU7595991A/en
Application granted granted Critical
Publication of AU635635B2 publication Critical patent/AU635635B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/60—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
    • C07D311/62—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2 with oxygen atoms directly attached in position 3, e.g. anthocyanidins
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00—Tea; Tea substitutes; Preparations thereof
    • A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
    • A23F3/30—Further treatment of dried tea extract; Preparations produced thereby, e.g. instant tea
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/15—Vitamins
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/4973—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with oxygen as the only hetero atom
    • A61K8/498—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with oxygen as the only hetero atom having 6-membered rings or their condensed derivatives, e.g. coumarin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
    • A61K8/97—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution from algae, fungi, lichens or plants; from derivatives thereof
    • A61K8/9783—Angiosperms [Magnoliophyta]
    • A61K8/9789—Magnoliopsida [dicotyledons]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs

Abstract

According to the invention green tea leaves are infused in water, the extract is concentrated to a liqueur consistency, this liqueur is extracted with dichloromethane to remove the pigments, the aqueous phase is mixed with purified sea sand to form a paste, the catechin complexes are eluted with acetone and the acetone is evaporated off to obtain a powder.
AU75959/91A 1990-05-09 1991-04-24 Process for obtaining catechin complexes Ceased AU635635B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1573/90A CH680854A5 (en) 1990-05-09 1990-05-09
CH1573/90 1990-05-09

Publications (2)

Publication Number Publication Date
AU7595991A AU7595991A (en) 1991-11-14
AU635635B2 true AU635635B2 (en) 1993-03-25

Family

ID=4213587

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75959/91A Ceased AU635635B2 (en) 1990-05-09 1991-04-24 Process for obtaining catechin complexes

Country Status (14)

Country Link
US (1) US5107000A (en)
EP (1) EP0456023B1 (en)
JP (1) JP3042907B2 (en)
AT (1) ATE107299T1 (en)
AU (1) AU635635B2 (en)
CA (1) CA2041934A1 (en)
CH (1) CH680854A5 (en)
DE (1) DE69102490T2 (en)
ES (1) ES2055485T3 (en)
IE (1) IE65968B1 (en)
IN (1) IN171738B (en)
NZ (1) NZ238069A (en)
PT (1) PT97582B (en)
ZA (1) ZA913142B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0654221B1 (en) * 1993-11-18 2001-01-10 Societe Des Produits Nestle S.A. Process for preparing instant black tea
FR2788438B1 (en) 1999-01-14 2003-10-03 Arkopharma Laboratoires COMPOSITION FOR THE TREATMENT OF OBESITY AND AESTHETIC TREATMENT METHOD
JP2001122791A (en) 1999-10-20 2001-05-08 Boehringer Ingelheim Internatl Gmbh Meal enhancer comprising aqueous extract of red vine leaf for alleviation and prophylaxis of chronic venous insufficiency in lower extremity
US7245407B2 (en) * 2002-06-10 2007-07-17 Matsushita Electric Industrial Co., Ltd. Complex objective lens compatible with information media of different thicknesses
US20040151787A1 (en) * 2002-11-21 2004-08-05 Pero Ronald W. Water soluble compositions derived from plant material and preparation thereof
US20040151769A1 (en) * 2002-12-31 2004-08-05 Boehringer Ingelheim International Gmbh Film coated tablet containing an extract of red vine leaves
US20040151794A1 (en) * 2002-12-31 2004-08-05 Boehringer Ingelheim International Gmbh Method of improvement of blood circulation
TWI334766B (en) * 2003-09-12 2010-12-21 Kao Corp Peiparation process of tea extract and packaged tea beverage
EP1550450A1 (en) * 2003-12-29 2005-07-06 Boehringer Ingelheim International GmbH Composition comprising an aqueous extract of red vine leaves and a blood circulating-improving agent for the treatment of chronic venous insufficiencies
WO2005067886A1 (en) * 2004-01-19 2005-07-28 Ekotec Industrietechnik Gmbh Odour absorbent materials
UA90668C2 (en) * 2004-02-19 2010-05-25 Бёрингер Ингельхайм Интернациональ Гмбх Composition for the treatment of chronic venous insufficiencies comprising an extract of red vine leaves and an anti-inflammatory agent
KR100762471B1 (en) * 2006-10-16 2007-10-04 김장희 Manufacturing method of dried permission contained in green tea
JP6438647B2 (en) * 2013-10-31 2018-12-19 花王株式会社 Method for producing green tea extract
CN111601794A (en) 2017-12-05 2020-08-28 克里斯托莫菲克斯技术私人有限公司 Method for separating gallated epicatechin (EGCG and ECG) from green tea extract or green tea powder
JP2020182399A (en) * 2019-05-07 2020-11-12 日研フード株式会社 Green tea extract, method for producing the same, and methods for producing green tea extract powder using the same and producing instant green tea

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248789A (en) * 1979-02-07 1981-02-03 Director Of National Research Institute Of Tea Process for producing catechins
US4613672A (en) * 1983-07-05 1986-09-23 Mitsu Norin Co., Ltd. Process for the production of tea catechins
US4673530A (en) * 1983-05-30 1987-06-16 Mitsui Norin Co., Ltd. Process for the production of a natural antioxidant obtained from tea leaves

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1584725A (en) * 1968-01-30 1970-01-02
JPS61238728A (en) * 1985-04-16 1986-10-24 Mitsui Norin Kk Complex substance of extract of tea leaf and active aluminum hydroxide
JPS63214183A (en) * 1987-03-03 1988-09-06 Mitsui Norin Kk Inhibitor of enzyme transforming angiotensin

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248789A (en) * 1979-02-07 1981-02-03 Director Of National Research Institute Of Tea Process for producing catechins
US4673530A (en) * 1983-05-30 1987-06-16 Mitsui Norin Co., Ltd. Process for the production of a natural antioxidant obtained from tea leaves
US4613672A (en) * 1983-07-05 1986-09-23 Mitsu Norin Co., Ltd. Process for the production of tea catechins

Also Published As

Publication number Publication date
DE69102490D1 (en) 1994-07-21
IE911451A1 (en) 1991-11-20
IN171738B (en) 1992-12-26
IE65968B1 (en) 1995-11-29
CA2041934A1 (en) 1991-11-10
ZA913142B (en) 1992-03-25
DE69102490T2 (en) 1994-09-29
ATE107299T1 (en) 1994-07-15
NZ238069A (en) 1992-03-26
JP3042907B2 (en) 2000-05-22
EP0456023B1 (en) 1994-06-15
CH680854A5 (en) 1992-11-30
PT97582A (en) 1992-02-28
AU7595991A (en) 1991-11-14
PT97582B (en) 1998-08-31
ES2055485T3 (en) 1994-08-16
US5107000A (en) 1992-04-21
JPH0586049A (en) 1993-04-06
EP0456023A1 (en) 1991-11-13

Similar Documents

Publication Publication Date Title
AU635635B2 (en) Process for obtaining catechin complexes
CA2007751A1 (en) A process for the preparation of aqueous, oxidatively drying alkyd resins and their use in or as aqueous lacquers and coating compounds
MY101120A (en) Process of alkalization of cocoa in aqueous phase.
JPH0420589A (en) Manufacture of green tea polyphenol
AU4101389A (en) Improvements relating to the production of isomerised hop extract
GB2057849B (en) Process for the preparation of concentrated extracts of coffee tea or substitutes therefor
IL103325A0 (en) Process for the production of soluble instant coffee in powder form
DE3265545D1 (en) Process for preparing polyesters and alkyde resins, resins obtainable by this process and their use as binders in varnishes
AU7946091A (en) Tea process
GB2250436B (en) Extract from a mixture of phellodendron and seed of croton,method of preparing the same and drug containing the same
DE2960167D1 (en) 1.1-diphenylethene derivatives, process for their preparation and their use as microbicides
MD679F1 (en) Inclusion complex of N-ethoxycarbonyl-3-morpholinsydnonimine or salts thereof with cyclodextrin or its derivatives, preparation thereof and pharmaceutical compositions containing them, method of preparation thereof and treatment method
IE39292B1 (en) 17 hydroxy 16,16-dimethylestr-4-en-3-one
AU4520379A (en) Soluble coffee by countercurrent multistage extraction
JPS5599180A (en) Preparation of one kind of tea by fermentation of camellia flower
JPS5211230A (en) Process for preparing a water pigment and a water paint
JPS5218899A (en) Production of semifluid "miso" for flavoring
JPS52122612A (en) Anti-tumor substance and its preparation
JPS57171923A (en) Melia azadirachta extract with activity of resisting malignant neoplasm
FILINA et al. HIGH-PRESSURE TRANSITIONS IN POLYORGANOSILOXANE-TALC COMPOSITES
JPS56135496A (en) Flavonoid compound and its preparative method
JPS5634631A (en) Preparation of mugwort tea
PT99146A (en) Process for the preparation of inclusion complexes with silibinine and pharmaceutical compositions containing them
Yoon et al. The Formation of Dress Design Based on the Image of the French Garden
RU94009080A (en) METHOD FOR OBTAINING SOLUBLE CONCENTRATE REPLACER TEA